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COLOR-CHANGING APPARATUS FOR ACTIVE CAMOUFLAGE CONFIGURATIONS

  • US 20150355473A1
  • Filed: 10/16/2014
  • Published: 12/10/2015
  • Est. Priority Date: 10/16/2013
  • Status: Active Grant
First Claim
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1. A color-changing panel, comprising:

  • a transparent substrate with a bottom surface and a top surface;

    a bottom polarization film arranged on the bottom surface of the substrate;

    a liquid crystal region comprising anisotropic liquid crystal material, configured over the top surface of the substrate;

    an optical retardation film arranged over the liquid crystal region and above the top surface; and

    a top polarization film arranged over the optical retardation film, the top polarization film further adapted to move relative to the bottom polarization film,wherein movement of the top polarization film to a first position results in a first visible optical pattern, andfurther wherein movement of the top polarization film to a second position results in a second visible optical pattern.

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